The Lezyne Smart Energy Caddy XL is a light, semi-rigid, top-tube-mounted, large smartphone case. It has a rivet system for frame attachment with removable straps, and a molded EVA foam body with a woven nylon cover. The caddy has a mesh divider for item organization, three Velcro straps for secure top tube attachment, and an easy-access nutrition pouch. It also features a clear, touchscreen-compatible cover and three Velcro straps for secure attachment.